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network-interfaces: device routes for default gateway

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Iff interface is set, it makes sense to add device route by default.
This commit is contained in:
Franz Pletz 2017-09-01 06:24:37 +02:00
parent 0a6fca15fd
commit d0435ba032
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GPG key ID: 846FDED7792617B4
1 changed files with 14 additions and 6 deletions
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20
nixos/modules/tasks/network-interfaces-scripted.nix
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@ -122,24 +122,32 @@ let
# Set the default gateway.
${optionalString (cfg.defaultGateway != null && cfg.defaultGateway.address != "") ''
# FIXME: get rid of "|| true" (necessary to make it idempotent).
ip route add default ${optionalString (cfg.defaultGateway.metric != null)
${optionalString (cfg.defaultGateway.interface != null) ''
ip route replace ${cfg.defaultGateway.address} dev ${cfg.defaultGateway.interface} ${optionalString (cfg.defaultGateway.metric != null)
"metric ${toString cfg.defaultGateway.metric}"
} proto static
''}
ip route replace default ${optionalString (cfg.defaultGateway.metric != null)
"metric ${toString cfg.defaultGateway.metric}"
} via "${cfg.defaultGateway.address}" ${
optionalString (cfg.defaultGatewayWindowSize != null)
"window ${toString cfg.defaultGatewayWindowSize}"} ${
optionalString (cfg.defaultGateway.interface != null)
"dev ${cfg.defaultGateway.interface}"} proto static || true
"dev ${cfg.defaultGateway.interface}"} proto static
''}
${optionalString (cfg.defaultGateway6 != null && cfg.defaultGateway6.address != "") ''
# FIXME: get rid of "|| true" (necessary to make it idempotent).
ip -6 route add ::/0 ${optionalString (cfg.defaultGateway6.metric != null)
${optionalString (cfg.defaultGateway6.interface != null) ''
ip -6 route replace ${cfg.defaultGateway6.address} dev ${cfg.defaultGateway6.interface} ${optionalString (cfg.defaultGateway6.metric != null)
"metric ${toString cfg.defaultGateway6.metric}"
} proto static
''}
ip -6 route replace default ${optionalString (cfg.defaultGateway6.metric != null)
"metric ${toString cfg.defaultGateway6.metric}"
} via "${cfg.defaultGateway6.address}" ${
optionalString (cfg.defaultGatewayWindowSize != null)
"window ${toString cfg.defaultGatewayWindowSize}"} ${
optionalString (cfg.defaultGateway6.interface != null)
"dev ${cfg.defaultGateway6.interface}"} proto static || true
"dev ${cfg.defaultGateway6.interface}"} proto static
''}
'';
};